Cheat Codes Cheat mode: Press A, B, Y, X on controller two during game play. Press A on controller one to display a cheat number in the top left corner of the screen. To change the cheat number, press A on controller two to toggle invincibility, B on controller two to toggle no damage, or C on controller two to toggle unlimited weapons. The cheat number corresponds to the following status: 1 - Invincibility 2 - No damage 3 - Invincibility 4 - Unlimited weapons 5 - Unlimited weapons and invincibility 6 - Unlimited weapons and no damage 7 - All cheats activated Level skip: Press C, Up, Right, Down, Left, A, Right, Down on controller two at the options menu. A sound will confirm correct code entry. Pause game play and press C, A, B or C + A + B. A green flame around the screen will confirm correct code entry. Resume game play to advance to the next level. Level Password 2 QUESTION 3 MASTERED 4 MOTORWAY 5 CABINETS 6 SQUIRREL End OVERGAME Alien movement: There are some places where the aliens will not follow you or enter. Weapons: Use your weapons wisely. When you are out of ammunition, you cannot use fists or hit the aliens with your guns.